public bool AcceptOrder(int orderId, int addedUserId)
{
var order = _ordersRepository.GetOrderById(orderId);
if (order == null || order.AddingUser.UserId != addedUserId || order.IsDone == false || order.ExecutingUser == null || order.IsPaid == true)
{
return(false);
}
return(_ordersRepository.AcceptOrder(order));
}